baber/WOPTO huggingface dataset:
Patent WO-2019080199-A1 (WO)
Title: Fan-out line structure and manufacturing method therefor
Inventor: HE HUAILIANG
IPC: H01L23/49
Filed: 2017-11-15
Abstract: The present application relates to a fan-out line structure for a display panel and a manufacturing method therefor. The fan-out line structure comprises: multiple first wires, one end of each of the first wires being connected to a driver, and the other end of each of the first wires being connected to a display region; and multiple second wires arranged with the multiple first wires, one end of each of the second wires being connected to the driver, and the other end of each of the second wires being connected to the display region, wherein at least one first wire of the multiple first wires is disposed, in a cross-layer manner, on a first metal layer and a second metal layer, and/or at least one second wire of the multiple second wires is disposed, in a cross-layer manner, on the first metal layer and the second metal layer.
Patent WO-2018095391-A1 (WO)
Title: 有机混合物、有机组合物、有机电子器件及其制备方法
Inventor: PAN JUNYOU
IPC: C07D487/06
Filed: 2017-11-23
Abstract: 一种有机混合物、有机组合物、有机电子器件及其制备方法，该有机混合物包括两种有机化合物H1和H2，有机化合物H1为螺环类化合物，有机化合物H2为含富电子基团的的化合物；其中，min((LUMO(H1)-HOMO(H2)),(LUMO(H2)-HOM O(H1)))≤min(ET(H1),ET(H2))+0.1eV；其中，LUMO(H1)、HOMO(H1)及ET(H1)分别表示所述有机化合物H1的最低未占有轨道、最高占有轨道以及三线态能级；LUMO(H2)、HOMO(H2)及ET(H2)分别表示所述有机化合物H2的最低未占有轨道、最高占有轨道以及三线态能级。
Patent WO-2018171271-A1 (WO)
Title: 应用推荐方法、客户端、服务器及系统
Inventor: PAN ANTENG
IPC: G06Q30/02
Filed: 2017-12-15
Abstract: 一种应用推荐方法、客户端、服务器及系统。该应用推荐方法包括：获取目标用户对备选应用的应用偏好指标以及备选应用的应用数据（S2100）；根据目标用户对所述备选应用的应用偏好指标和备选应用的应用数据，获取备选应用的预期收益系数（S2200）；根据所获取的多个备选应用的预期收益系数，从多个备选应用中选取预定数目的推荐应用，以生成应用推荐列表向目标用户展示（S2300）。使得提供应用推荐服务的应用平台既能满足用户使用体验，又能实现营收最大化。
Patent WO-2019127540-A1 (WO)
Inventor: ZHANG LEI
IPC: G06F3/00
Filed: 2017-12-29
Abstract: A mobile device (120) capable of being magnetically attached to a surface (130) may include a first attachment module (140). The first attachment module (140) may be configured to generate a first magnetic field causing the mobile device to be magnetically attached to the surface (130). The first attachment module (140), in response to a pick-up signal corresponding to a detected first operation of a user to pick up the mobile device (120), may perform at least one of reducing a strength of the first magnetic field or reversing a polarity of the first magnetic field.
Patent WO-2018121778-A1 (WO)
Title: 一种光伏阵列支撑系统
Inventor: CAI HAO
IPC: H02S30/10
Filed: 2017-12-29
Abstract: 一种光伏阵列支撑系统，包括用于铺设光伏板（3）的桁架结构（1），以及用于支撑桁架结构（1）的立柱结构（2）；立柱结构（2）包括呈阵列排布的立柱（21）；沿同一方向设置的相邻至少两个立柱（21）之间设有一个桁架结构（1）；每一个桁架结构（1）包括拼接件和若干个桁架单元；相邻桁架单元通过可拆卸连接结构连接。该光伏阵列支撑系统将单个的桁架结构分设成多个可拼接在一起的桁架单元，从而大大缩短了桁架结构的整体长度，从而降低运输难度，节约运输成本。更优的，拼接件既能保证多个相邻的子主梁之间的同轴度，且还能够进一步加强桁架单元之间的拼接处的强度，更优的，可拆卸式连接结构进一步保证了相邻子主梁之间的连接强度以及抗挠曲性。
Patent WO-2019056683-A1 (WO)
Title: Display device and shutdown ghost shadow eliminating method therefor
Inventor: FU WEI
IPC: G02F1/1362
Filed: 2018-01-24
Abstract: A display device (11) and a shutdown ghost shadow eliminating method therefor. The display device (11) comprises: a substrate; a plurality of scanning lines (Gn) provided on the substrate; a plurality of data lines (Dn) provided on the substrate and arranged to be intersecting with the scanning lines (Gn) to define a plurality of pixel areas; a plurality of active switches (T1) provided on the substrate and located in the pixel areas, a control end (101a) of each active switch (T1) being coupled to a scanning line (Gn), a first end (101b) of each active switch (T1) being coupled to a data line (Dn), and a second end (101c) of each active switch (T1) being coupled to a common electrode voltage (Vcom); and a plurality of control switches (T2) provided on the substrate, a first end (102b) of each control switch (T2) being coupled to a data line (Dn), a second end (102c) of each control switch (T2) being coupled to the common electrode voltage (Vcom), and a control end (101a) of each control switch (T2) being coupled with a gate voltage (Vg); the on-off state of the control switches (T2) is adjusted by means of the voltage difference between the gate voltage (Vg) and the common electrode voltage (Vcom).
Patent WO-2018161790-A1 (WO)
Title: 一种视频传输方法和装置
Inventor: ZHOU CHUAN
IPC: H04N21/845
Filed: 2018-02-12
Abstract: 本申请实施例公开了一种视频传输方法和装置，涉及传输技术领域，用以节省传输资源和缓存资源。该视频包括主编码流和辅编码流，辅编码流用于提高主编码流的码率，主编码流包括至少两个主流分片，辅编码流包括至少两个辅流分片，每个主流分片与一个辅流分片对应。该方法包括：向服务器发送第一主流分片请求，其中，第一主流分片请求用于请求第一主流分片，第一主流分片是至少两个主流分片中的一个主流分片；接收服务器发送的第一主流分片；若当前实时网络状况满足预设条件，则向服务器发送第一辅流分片请求，其中，第一辅流分片请求用于请求第一主流分片对应的第一辅流分片；接收服务器发送的第一辅流分片。
Patent WO-2018184589-A1 (WO)
Inventor: CHEN HUANBANG
IPC: H04N19/139
Filed: 2018-04-08
Abstract: An apparatus comprises: a memory; and a processor coupled to the memory and configured to: obtain candidate MVs corresponding to neighboring blocks that neighbor a current block in a video frame, generate a candidate list of the candidate MVs, select final MVs from the candidate list, and apply constraints to the final MVs or a transformation to obtain constrained MVs. An apparatus comprises: a memory; and a processor coupled to the memory and configured to: obtain candidate MVs corresponding to neighboring blocks that neighbor a current block in a video frame, generate a candidate list of the candidate MVs, apply constraints to the candidate MVs or a transformation to obtain constrained MVs, and select final MVs from the constrained MVs.
Patent WO-2018188619-A1 (WO)
Title: Accords sur les niveaux de service de réseautage destinés à des centres de données informatiques
Inventor: SUN YAN
IPC: H04L12/24
Filed: 2018-04-12
Abstract: L'invention concerne un système d'accord sur les niveaux de service (SLA) destiné à une infonuagique partagée afin de permettre la fourniture d'instances informatiques à des locataires possédant un SLA de réseautage. Un SLA de réseautage peut spécifier une exigence de largeur de bande, par exemple, entre des instances devant être planifiées pour un locataire dans un centre de données. Le système de SLA évalue des nœuds dans le centre de données en fonction d'une capacité restante de liaisons associées à des nœuds mettant en œuvre le SLA de réseautage. Un système modulaire est prévu pour permettre l'intégration du système de SLA dans des infrastructures infonuagiques existantes. Le système de gestion de nuage peut interroger le système de SLA afin de déterminer des nœuds dans le centre de données capables de répondre à un SLA de réseautage. Une liste peut être ordonnée pour indiquer des nœuds présentant une meilleure capacité pour remplir le SLA de réseautage. Le système de gestion de nuage peut utiliser la liste ordonnée de nœuds dans des déploiements d'instance de planification pour des demandes de locataires.
Patent WO-2019200539-A1 (WO)
Title: Touch display panel and method for manufacturing same, and display device
Inventor: LIN YUANCHENG
IPC: G06F3/041
Filed: 2018-04-17
Abstract: A touch display panel, comprising a substrate (100), a thin film transistor layer (200) disposed on the substrate (100), and a light-emitting function layer (300) disposed on the side of the thin film transistor layer (200) distant from the substrate (100). The thin film transistor layer (200) comprises a plurality of thin film transistors (210); the light-emitting function layer (300) comprises a cathode (310); the touch display panel further comprises a first touch electrode (400) lower than the cathode (310); the orthographic projection of the first touch electrode (400) on the substrate (100) is staggered with the orthographic projection of the cathode (310) on the substrate (100). Also provided are a method for manufacturing the touch display panel, and a touch device. In the touch display panel, the orthographic projection of the first touch electrode (400) on the substrate (100) is staggered with the orthographic projection of the cathode (310) on the substrate (100), so as to prevent the cathode (310) from shielding touch signals of the first touch electrode (400).
Patent WO-2018228076-A1 (WO)
Title: 发光器件的老化测试方法和老化测试系统
Inventor: KONG CHAO
IPC: H01L51/56
Filed: 2018-05-03
Abstract: 一种发光器件的老化测试方法和老化测试系统。该方法包括：在对发光器件进行老化处理的过程中，采集发光器件的第一特征参数的初始值和与初始值对应的初始测试时间点；步骤S1：采集第一特征参数的当前值和与当前值对应的测试时间点，其中，与当前值对应的测试时间点不同于初始测试时间点；根据初始值、当前值、初始测试时间点和与当前值对应的测试时间点来生成特征线，并生成特征线的斜率；判断特征线的斜率是否大于或等于设定阈值且小于0，在判断出特征线的斜率小于设定阈值的情况下，返回至步骤S1；在判断出特征线的斜率大于或等于0的情况下，将初始值替换为当前值，将初始测试时间点替换为与当前值对应的测试时间点，并返回至步骤S1；以及在判断出特征线的斜率大于或等于设定阈值且小于0的情况下，停止对发光器件进行老化处理。
Patent WO-2019052200-A1 (WO)
Title: Optical imaging camera
Inventor: JIA YUANLIN
IPC: G02B13/00
Filed: 2018-05-04
Abstract: An optical imaging camera. The optical imaging camera successively comprises, along an optical axis from an object side to an image side: a first lens (L1), a second lens (L2), a third lens (L3) and a fourth lens (L4). The first lens (L1) has a negative optical power; the third lens (L3) has a positive optical power; and at least one of the second lens (L2) and the fourth lens (L4) has a positive optical power. A central thickness CT2 of the second lens (L2) on an optical axis and a central thickness CT4 of a fourth lens (L4) on an optical axis satisfy CT2/CT4＜0.5.
Patent WO-2019056775-A1 (WO)
Title: Imaging lens group
Inventor: ZHANG KAIYUAN
IPC: G02B13/00
Filed: 2018-05-14
Abstract: An imaging lens group, comprising sequentially from an object side to an image side along an optical axis: a first lens (E1), a second lens (E2), a third lens (E3), a fourth lens (E4), a fifth lens (E5), a sixth lens (E6), and a seventh lens (E7). The first lens has a positive focal power, and the object side surface thereof is a convex surface; the second lens has a positive focal power, and the object side surface thereof is a convex surface; the third lens has a focal power, and the image side surface thereof is a concave surface; the fourth lens has a focal power; the fifth lens has a focal power; the sixth lens has a positive focal power, and the image side surface thereof is a convex surface; the seventh lens has a negative focal power, and both the object side surface and image side surface thereof are concave surfaces; and the total effective focal power f of the imaging lens group and the entrance pupil diameter EPD of the imaging lens group meet that f/EPD ≤ 1.60.
Patent WO-2018228144-A1 (WO)
Title: 发送和接收参考信号的方法、网络设备和终端设备
Inventor: WU YE
IPC: H04W24/10
Filed: 2018-05-22
Abstract: 本申请提供了一种发送和接收参考信号的方法、网络设备和终端设备，能够采用更多的预编码向量(或预编码矩阵)进行 CSI 测量，以获取更多等效信道的测量效果，从而有利于提高网络设备调度的灵活性和空间自由度。该方法包括：网络设备采用至少两个预编码向量对第一参考信号进行预编码轮询，得到预编码后的第一参考信号，该预编码后的第一参考信号由多个物理资源组承载，且任意两个相邻物理资源组承载的信号对应的预编码向量不同；该网络设备通过该多个物理资源组向终端设备发送该预编码后的第一参考信号，该第一参考信号用于该终端设备进行信道的 CSI 测量。
Patent WO-2019144543-A1 (WO)
Title: Voice control method and apparatus, electronic device, and computer readable storage medium
Inventor: LU JI
IPC: G10L15/18
Filed: 2018-05-25
Abstract: A voice control method and apparatus, an electronic device, and a computer readable storage medium. The method comprises: configuring a corresponding relation between a voice instruction and a planting task instruction to generate an instruction operation set (S10); receiving a target voice (S11); recognizing the target voice to obtain a target voice instruction (S12); determining the planting task instruction matched with the target voice instruction to serve as a target planting task instruction (S13); and controlling a planting operation of a planting device according to the target planting task instruction (S14). By means of the method, a planting task of crops can be implemented by means of a voice operation; the method is convenient and efficient, and a better operation experience is brought to a user.
Patent WO-2018219282-A1 (WO)
Inventor: CHENG ZHAOZHONG
IPC: B27L1/00
Filed: 2018-05-30
Abstract: 一种齿轮削刨机，包括滚轮、平台（8）和刨刀（7），滚轮轮面上设有弹性层（11）和齿片（4），物料口壁板（5）呈渐开形弯曲面，物料口末端设置有平台和刨刀。物料进入物料口，齿片就刺入物料中，并把物料卷入并推向后方。物料受到平台和弹性层还有轮面的碾压达到平直状态。平直状态的物料经过刨刀时被削刨成两部分。削刨后弹性层或者弹簧的弹斥释放防止了物料卡在齿片之间。物料分别从两个出口排出，从而连续不断地进行加工过程。该齿轮削刨机解决了空心弧形的物料进行机械削刨去皮加工的难题。
Patent WO-2019072011-A1 (WO)
Title: Electric car charging method and system using certificate-based management
Inventor: MA SHIJIE
IPC: B60L11/18
Filed: 2018-08-10
Abstract: An electric car charging method using certificate-based management. The method comprises: acquiring charging information, and generating a permission certificate according to the acquired charging information; applying for acquisition of the permission certificate; acquiring the permission certificate, and beginning charging according to the permission certificate. The invention further comprises a system, a controller, and a computer readable storage medium. The method, the system, the controller, and the computer readable storage medium guarantee that the singular validity of an original charging request document can be traced at any time in the future, enabling compliance with legal requirements to provide proof of purchase, thereby resolving issues of public confidence in multiple service providers, and optimizing the user experience.
Patent WO-2020006814-A1 (WO)
Title: Self assembling heavy metal adsorbent and preparation method and use thereof
Inventor: WAN DECHENG
IPC: B01J20/30
Filed: 2018-08-13
Abstract: Disclosed are a self assembling heavy metal adsorbent, and a preparation method and a use thereof. The adsorbent is prepared by a concentrated water-in-oil emulsion process, whereby a polyamine amphiphile having a plurality of active amino hydrogens, used as an emulsion stabilizer, self assemble at an oil-water interface to obtain a concentrated water-in-oil emulsion, with the active amino hydrogens being expressed at the oil-water interface and facing a water phase; then the concentrated water-in-oil emulsion solidifies to form a matrix, and the active amino hydrogens are substituted by acetate radicals, forming aminopolycarboxylate groups which are expressed on a pore surface of the matrix. The adsorbent is useful for treating wastewater or soil containing heavy metals. In comparison to the prior art, the present invention involves expressing the active amino hydrogens at an interface of the concentrated water-in-oil emulsion by means of self assembling of the macromolecular polyamine amphiphile, and during or after formation of a porous matrix, converting an amino group into an aminopolycarboxylate structure have a high metal adsorption efficiency. The synthesis process is simpler, the surface coverage rate of functional groups is higher, the adsorption rate is faster, and the adsorbent is easy to regenerate.
Patent WO-2020051732-A1 (WO)
Title: Overall structure for smart cloud storage cabinet
Inventor: GAO LIQING
IPC: A47B96/00
Filed: 2018-09-10
Abstract: The present invention provides an overall structure for a smart cloud storage cabinet, the structure comprising a side panel component, a top panel component, a base component, a partition component, a back panel component, and a main rib plate. The main rib plate is at one side of the back panel component and fixedly connected to a back panel. The side panel is at one side of the back panel component and is fixedly connected to the back panel. The partition component is located between the side panel component and the main rib plate, and is fixedly connected to the side panel component, the back panel component, and the main rib plate. The base component is at a lower end of the side panel component and the back panel component, and is fixedly connected to the side panel component and the back panel component. The top panel component is at a top portion of the side panel component and the back panel component, and is fixedly connected to the side panel component and the back panel component. The components of the overall structure for a smart cloud storage cabinet provided by the present invention are assembled by means of installation plates and rivets, and the same are then fixed together by welding, thereby reducing the welding workload for the entire cabinet body. The use of installation plates also ensures a positional relationship between the components to facilitate improved dimensional precision of the cabinet body.
Patent WO-2019105104-A1 (WO)
Inventor: WANG GE
IPC: H01L51/52
Filed: 2018-09-18
Abstract: 一种OLED显示面板、其制备方法以及OLED显示装置，通过在非显示区内，在第一封装层（51）远离有机发光功能层（4）的一侧设置非平坦表面，第一封装层（51）的非平坦表面能够在一定程度上阻挡第二封装层（52）的流动，降低其流动性，减小第二封装层（52）边缘的爬坡距离，增加边缘应力和坡度角，从而实现产品窄边框设计，并提高第二封装层（52）边缘厚度均一性，避免非显示区mura不良，保证封装效果。
Patent WO-2019205464-A1 (WO)
Title: Charge release device
Inventor: XU YI
IPC: H01R11/11
Filed: 2018-09-18
Abstract: The present invention relates to a charge release device. The charge release device comprises: a connecting rod; a handle connected to one end of the connecting rod; a discharge head connected to the other end of the connecting rod; and a conductive wire, wherein one end of the conductive wire is electrically connected to ground, and the other end is electrically connected to the discharge head. The technical solution allows a user to safely hold the handle in a charge release operation, provides a flexible selection of an electrified portion in a chamber, and allows the discharge head to be in contact with an electrified portion in the chamber to electrically connect the electrified portion to ground so as to release charge, thereby improving flexibility and security of a charge release operation, and improving user experience.
Patent WO-2019057077-A1 (WO)
Title: Liquid crystal display device
Inventor: HE HUAILIANG
IPC: G02F1/1339
Filed: 2018-09-19
Abstract: Provided is a liquid crystal display device, comprising: a color filter substrate (10), a switch array substrate (20), a liquid crystal layer (30) and a plurality of spacers (40), wherein the liquid crystal layer (30) is arranged between the color filter substrate (10) and the switch array substrate (20); the plurality of spacers (40) are distributed in a region where the liquid crystal layer (30) arranged between the color filter substrate (10) and the switch array substrate (20) is located; the color filter substrate (10) comprises a color filter layer (11); the color filter layer (11) comprises a plurality of color regions (111) distributed in rows and columns, and each of the color regions (111) includes a plurality of color sub-regions of different colors; there is a spacing region (113) between two adjacent rows of color regions (111); the plurality of spacers (40) are distributed in the spacing region (113); and at least one spacer (40) is arranged respectively in the spacing regions (113) at two sides, in a column direction, of a first color region of the plurality of color regions (111).
Patent WO-2020062344-A1 (WO)
Inventor: CHEN CHEN
IPC: H04W4/80
Filed: 2018-10-15
Abstract: Provided in the embodiments of the present application are a data transmission method and an electronic device. The present application relates to the technical field of communications and can transfer a file by means of NFC touch and simplify user operations without increasing hardware costs, improving file transfer efficiency. The specific solution comprises: a first device displaying a first interface, the first interface comprising image information of a first file; if a distance between an NFC chip of the first device and an electronic tag of a second device is less than a preset threshold, acquiring a Bluetooth address of the second device; wherein the electronic tag comprises device information of the second device, and the device information comprises a Bluetooth address or a tag ID used to acquire a Bluetooth address; the first device exchanging Wi-Fi connection parameters with the second device by means of a Bluetooth connection corresponding to the Bluetooth address, and the first device establishing a Wi-Fi connection with the second device; after the Wi-Fi connection is established, the first device transferring the first file to the second device by means of the Wi-Fi connection automatically.
Patent WO-2019105190-A1 (WO)
Inventor: ZHENG BO
IPC: G06T19/00
Filed: 2018-11-06
Abstract: 一种增强现实场景的实现方法、装置、设备及存储介质，该方法由计算设备执行，包括：获取定位装置采集到的目标物体的移动感测数据（S501）；根据移动感测数据确定目标物体在目标场地区域中的空间运动信息，并根据空间运动信息对目标场地区域对应的三维场景模型中目标物体的对象模型进行模型更新（S502）；确定在模型更新后的对象模型在目标区域内的对象位置（S503），目标区域是根据在目标场地区域内的显示设备的位置信息和视野角度信息从三维场景模型中确定的区域；根据对象位置，在显示设备上显示虚拟信息（S504）。
Patent WO-2020097799-A1 (WO)
Title: 终端设备及其触摸响应控制方法
Inventor: YE ZEGANG
IPC: G06F3/041
Filed: 2018-11-13
Abstract: 本申请公开一种终端设备，包括处理器和柔性触控屏，所述柔性触控屏响应用户的触摸操作而产生相应的触摸信号，所述处理器根据所述触摸信号确定所述柔性触控屏上预设触摸面积内的触摸点的个数大于预设值时，确定所述预设触摸面积内由所述触摸点围合而成的触摸区域为误触摸区域，且控制所述误触摸区域对应的屏幕区域禁止响应触摸操作。本申请还公开一种触摸响应控制方法。本申请在柔性触控屏上预设触摸面积内的触摸点的个数大于预设值时，确定当前触摸操作为误触摸操作并控制误触摸区域对应的屏幕区域禁止响应触摸操作，避免因用户握持导致的误触摸。
Patent WO-2020097842-A1 (WO)
Title: Adapter, charger, and agricultural plant protection machine
Inventor: XU HUI
IPC: H01R13/22
Filed: 2018-11-15
Abstract: An adapter, a charger, and an agricultural plant protection machine. The adapter comprises a housing (1), an anode contact pin (2), a cathode contact pin (3), multiple signal contact pins (4), and a control circuit (5); wherein the anode contact pin, the cathode contact pin, and the signal contact pins are provided on the same side of the housing side by side; the control circuit is provided in the housing, and is electrically connected to the anode contact pin, the cathode contact pin, and the signal contact pin, respectively; the anode contact pin, the cathode contact pin, and the signal contact pin are used for being in plug connection with an external device at the same time; multiple signal contact pins comprise a first signal contact pin (41) and a second contact pin (42), wherein the first signal contact pin and the second signal contact pin are arranged at intervals, and the length of the first signal contact pin is less than that of the anode contact pin, that of the cathode contact pin and that of other signal contact pins except the first signal contact pin; and when the first signal contact pin detects that the external device is in plug connection with the first signal contact pin, the control circuit is triggered to control the adapter to output a power supply so as to supply power to the external device or charge the external device.
Patent WO-2019101129-A1 (WO)
Inventor: ZHOU TONGQIANG
IPC: E03D5/10
Filed: 2018-11-22
Abstract: L'invention concerne un procédé et un dispositif de commande pour des toilettes à siège intelligentes. Le procédé comprend : par l'acquisition d'une information de limitation d'utilisation de fonction d'une fonction pré-établie assurée par les toilettes à siège intelligentes, la détermination du fait que l'information de limitation d'utilisation de fonction satisfait ou non à des conditions pour permettre l'utilisation par un utilisateur ; si oui, le déverrouillage de la fonction pré-établie ; et sinon, alors, le verrouillage de la fonction pré-établie. Par la vérification de l'utilisation de toilettes à siège intelligentes, des limitations d'utilisation de différentes fonctions des toilettes à siège intelligentes sont réalisées, et la commodité pour les utilisateurs est améliorée.
Patent WO-2019148975-A1 (WO)
Title: Sound effect adjusting method, device, television, and storage medium
Inventor: FU HUADONG
IPC: H04N5/60
Filed: 2018-12-12
Abstract: Disclosed are a sound effect adjusting method, a device, a television, and a storage medium. The method comprises: acquiring an audio signal; attenuating the audio signal via a front-end adjustment unit so as to produce a first intermediate audio signal; and processing the first intermediate audio signal via a rear-end adjustment unit so as to generate a second intermediate audio signal, where the rear-end adjustment unit comprises an image balancer, a parameter balancer, and a sound effect part, and the attenuation value of the highest gain frequency of the processed second intermediate audio signal relative to a same frequency of the audio signal is 0 db.